CN1674187A - Relay and process for producing a relay - Google Patents
Relay and process for producing a relay Download PDFInfo
- Publication number
- CN1674187A CN1674187A CNA2005100641548A CN200510064154A CN1674187A CN 1674187 A CN1674187 A CN 1674187A CN A2005100641548 A CNA2005100641548 A CN A2005100641548A CN 200510064154 A CN200510064154 A CN 200510064154A CN 1674187 A CN1674187 A CN 1674187A
- Authority
- CN
- China
- Prior art keywords
- contact
- relay
- contact plug
- yoke
- armature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H49/00—Apparatus or processes specially adapted to the manufacture of relays or parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/14—Terminal arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
- H01H11/0056—Apparatus or processes specially adapted for the manufacture of electric switches comprising a successive blank-stamping, insert-moulding and severing operation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/44—Magnetic coils or windings
- H01H50/443—Connections to coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H2050/028—Means to improve the overall withstanding voltage, e.g. creepage distances
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnets (AREA)
- Manufacture Of Switches (AREA)
- Recrystallisation Techniques (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
A relay and a process for producing a relay are described, three contact pins being provided for the relay. The three contact pins are preferably manufactured from a punching and are fixed together as a contact punching with respect to a yoke of the magnetic coil through insertion into a base. As a result of the use of a contact punching with the three contact pins connected rigidly to one another, adjustment and handling of the three contact pins during production of the relay is relatively simple.
Description
Technical field
The present invention relates to the production method of a kind of relay and a kind of relay.
Background technology
As everyone knows, relay has the most multiple structure, for example is used for auto industry for switch current.Especially in auto industry, provide a kind of structure closely and produce economic relay and be necessary.
Relay of the prior art has the structure of relative complex, and its accurate manufacturing is relatively costly, and the requirement of predetermined tolerance must be accurately satisfied in the assembling of relay part.
Summary of the invention
The object of the present invention is to provide a kind of relay with simplified structure, this relay construction is simple and produce economy.Purpose of the present invention also is to provide a kind of simple economic again method of producing relay.
The objective of the invention is relay by foundation claim 1 and realize according to the method for the production relay of claim 9.
The advantage of this relay is only to be provided with three contact plugs and is used to supply with magnetic circuit and the switch load current path is provided, and has therefore realized the simplification of relay construction.
In a preferred embodiment of the invention, therefore three contact plug configurations in one plane make the structure of relay become extremely compact.Particularly the useful space is limited in vehicle, and therefore this structure is favourable.
In further preferred embodiment, the yoke of relay has the U-shaped shape, and the leg of yoke is arranged in one plane.These legs are parallel to the plane of contact plug.For the function that realizes that relay is required,, only need accurately to regulate the distance between above-mentioned two planes at the relay production period.
In further preferred embodiment, the 3rd contact plug is set between two contact plugs of load current path, this contact plug only is used to provide the magnetic coil of relay.Second contact of magnetic coil provides by one in two contact plugs of load current path.The result of this layout makes between the contact plug of load current path a big relatively distance is arranged, and therefore, particularly under high-tension situation, can avoid voltage electric arc.
In further preferred embodiment, three contact plugs are made of the same material and have a same thickness.Therefore these three contact plugs can form by the method manufacturing of for example stamped sheet metal, in being assembled into relay before, these three contact plugs are connected to each other by keeping bar, therefore can carry out simple adjustment on a plane at these three contact plug places.
In further preferred embodiment, first and second contact plugs have the width bigger than the 3rd contact plug.Determine three contact plugs optimum size separately according to each contact plug electric current transmitted intensity,, also can save material even the 3rd contact plug has same thickness like this.Therefore, these three contact plugs can stamp out from a plate in a job step.
In further preferred embodiment, first and second contact plugs and two yoke legs are fixed relative to one another by the pedestal of being made by a kind of insulating material.The simple of two faces and accurately adjusting have so just been guaranteed.
In a preferred embodiment, pedestal is processed by an injection molded.The use of injection molded makes the relative position of contact plug and yoke leg simply and accurately to adjust.
In further preferred embodiment, movable contact be arranged on this pedestal directly over, and the one end is fixed therein on the contact plug.The second free movable end of movable contact is connected with first or second contact plug.Since this movable contact be arranged on pedestal directly over, so just in relay, obtained the short load current path that can realize current switching, and then the thermal losses of relay generation is minimized.
Method of the present invention has such advantage, and three contact plugs can be used as the punching press from the plate of a monolithic punch elements and process, and then in being assembled into relay the time, can in one plane relative to each other regulate automatically.Therefore can in one plane carry out the accurate adjusting of contact plug, and carry out the simple adjustment of contact plug at the relay assembly process.
In further preferred embodiment, this contact plug is fixed on the yoke of magnetic coil via an injection molded.Therefore can realize that the yoke leg fixes with respect to the simple and easy and accurate of contact plug.Like this, special advantage just being arranged, on the yoke is a movable armature such as being arranged on, and it must be supported on the contact plug such as movable contact, and be fixed on this armature on the qualification position with respect to movable contact.In order to realize correct function, must have the exact position with respect to the armature of leg and with respect to the movable contact of contact plug.
In further preferred embodiment, the obstacle of restricted movable contact position on the bobbin of magnetic coil, this obstacle can be determined the open position of movable contact.
Description of drawings
The present invention hereinafter is described with reference to the accompanying drawings, wherein:
Fig. 1 shows the relay with the over cap that lifts;
Fig. 2 shows a kind of U-shaped yoke;
Fig. 3 shows the U-shaped yoke with magnetic coil;
Fig. 4 shows the U-shaped yoke with magnetic coil and a L shaped armature;
Fig. 5 shows the stamping parts with three contact plugs;
Fig. 6 shows the relay of part assembling;
Fig. 7 shows the vertical view of the relay of part assembling;
Fig. 8 shows the schematic diagram of load current path;
Fig. 9 shows the bottom view of relay; And
Figure 10 shows the electrical equivalent circuit figure of this contact plug circuit.
Embodiment
Fig. 1 shows the relay perspective view with the over cap 11 that lifts.This relay has a pedestal 9, and it is made by insulating material, and three contact plugs 4,12,13 inject pedestal and fixed bit.The magnetic circuit that contains magnetic coil 2 and U-shaped yoke 1 is also in pedestal 9.Yoke 1 has the first and second yoke legs 14,15, and their arrangements parallel with respect to each other. also are fixed in the pedestal 9.One L shaped armature 3 is placed against the first yoke leg 14.On pedestal 9, a movable contact is with the form and substrate 10 parallel placements of elastic contact blade 5.The right-hand member of this elastic contact blade 5 is fixed on second contact plug 12, such as passing through rivet.This elastic contact blade 5 is secured together with armature 3 in heart zone therein.The free movable end of another of this elastic contact blade and first contact plug 4 combine.Magnetic coil 2 has a solenoid housing 16, and a supporting projections 8 is set on housing.This supporting projections 8 and elastic contact blade 5 bracings, so elastic contact blade 5 just has been arranged between the supporting projections 8 and the second yoke leg 15.Under magnetic coil 2 loss of excitation states, supporting projections 8 plays the effect of support elastic contact 5.Therefore define the open position of elastic contact blade 5.
In the embodiment shown, first contact plug 4 is connected with first contact 18 of magnetic coil 2.The 3rd contact plug 13 is connected with second contact 19 of magnetic coil 2, and second contact is not shown in Fig. 1, but it is quadratures with contacting rivet 6.The 3rd contact plug 13 and is fixed in the pedestal 9 between first and second contact plugs 4 and 12.The 3rd contact plug 13 is only used the electrical contact of second contact 19 that connects magnetic coil 2.
Fig. 2 shows the U-shaped yoke 1 that has the first and second yoke legs 14,15.This first and second yokes leg 14,15 is parallel to each other and in one plane.The first and second yoke legs 14,15 link to each other via tie-beam 21.Tie-beam 21 is perpendicular to the first and second yoke legs 14,15.
Fig. 3 shows the yoke 1 with magnetic coil 2, the coil 23 that it has the bobbin 22 of lateral opening and has first and second contacts 18,19.Bobbin 22 has one and inserts mouth 24, via this insertion mouth bobbin 22 is shifted onto on the tie-beam 21 when assembling.Coil 23 just can be wound on the bobbin 22 that has been fixed on the yoke 1 afterwards.Bobbin 22 has supporting projections 8, and it is configured in the front portion of the second yoke leg 15.
Fig. 4 shows the yoke 1 with magnetic coil 2 and L shaped armature 3.In the figure, can clearly see the insertion mouth 24 of bobbin 22.Armature 3 has armature plate 25, and it is roughly rectangle and is positioned on two yoke legs 14,15 at end regions.Via the first yoke leg 14, armature plate 25 is connected with armature leg 26, and armature leg 26 is in substantially parallel relationship to the first yoke leg 14, and extends upward the center that is higher than tie-beam 21.Armature leg 26 and armature plate 25 have constituted support end 27, and support end 27 is resisted against on the first yoke leg 14 armature 3.Armature plate 25 ends relative with support end 27 are movable terminals of armature 3, can be formed into the magnetic circuit of the second yoke leg 15 by this movable terminal.Armature plate 25 has rivet 28, by rivet 28 elastic contact blade 5 is fixed on the armature 3.
Fig. 5 shows the stamping parts 29 with first, second and the 3rd contact plug 4,12,13, and first, second and the 3rd contact plug interconnect via keeper 30.Stamping parts 29 stamps out from metallic plate in punching operation.Therefore, these three contact plugs 4,12,13 are rigidly connected to each other and in one plane, thereby have guaranteed that three contact plugs are in assembling with can ease of Use when regulating.Another rivet 7 is arranged in second contact plug 12, and after this rivet made and is assembled into armature 3 on the elastic contact blade 5, elastic contact blade 5 was fixed on second contact plug 12.
Fig. 6 shows the assembling situation, and wherein the yoke 1 of magnetic coil 2 and stamping parts 29 are fixed to one another in pedestal 10.Under this assembled condition, contact plate 29 still has keeper 30, and it will be swept away later.First contact 18 and second contact 19 are electrically connected with first contact plug 4 and the 3rd contact plug 13 respectively.Use the advantage of stamping parts 29 to be that the adjusting for yoke 1 and three contact plugs 4,12,13 only has two parts to interfix.Pedestal 9 preferably is configured to the form of injection molded.Especially, the structure of injection molded makes yoke 1 and three reliable adjustment and the reliable maintenances of contact plug 4,12,13 on adjusting position become possibility.
Fig. 7 shows the plan view of Fig. 6, can clearly see two planes of yoke 1 and contact plug 4,12,13, and this two plane just in time is parallel to each other.Distance D between yoke 1 and the contact plug 4,12,13 can be set.Because the accurate adjusting between armature 3 and the elastic contact blade 5, therefore accurate spacing is inevitable.Fig. 7 also shows the insertion mouth 24 in the bobbin 22, has been inserted in the bobbin 22 by this patchhole tie-beam 21 side direction, and coil 23 just can be fixed on the bobbin 22 after this.
Fig. 8 shows the schematic diagram of switch current path, and wherein electric current upwards flow in the relay via first contact plug 4, and under magnetic coil 2 excited states via the contact rivet 6,7, in elastic contact blade 5, flow through.Electric current flows to second contact plug 12 from elastic contact blade 5.Load current path mode with arrow in Fig. 8 schematically shows.Elastic contact blade 5 is fixed on second contact plug 12 via another rivet 7.
Fig. 9 shows the view of seeing substrate 10 and first, second and the 3rd contact plug 4,12,13 below relay.Can see clearly that in this embodiment three contact plugs 4,12,13 have identical thickness, and be positioned on the plane.As shown in Figure 9, the 3rd contact plug 13 preferably is processed into the structure with littler width.
Figure 10 shows the equivalent circuit diagram of first, second and the 3rd contact plug 4,12,13 circuit.First contact plug 4 forms being connected of electricity with the coil 23 of magnetic coil 2 via first contact 18.The 3rd contact plug 13 forms being connected of electricity with the coil 23 of magnetic coil 2 via second contact 19.Resistance 31 is in parallel with the magnetic coil 2 with coil 23.Second contact plug 12 is connected with elastic contact blade 5 so that conduct, and elastic contact blade 5 or at open position, as shown in figure 10, or in make position, this will depend on excited state is promptly from the magnetic field of magnetic coil 2.At open position, not conduction connection between first and second contact plugs 4,12.If magnetic coil 2 is encouraged, armature 3 so, and just elastic contact blade 5 is to make position, and the result forms magnetic field, and elastic contact blade 5 makes and forms the conduction connection between first and second contact plugs 4,12.
Claims (10)
1. relay, have magnetic coil, yoke and armature, but be supported on the movable contact spring on this armature, be used for first and second contact plugs of switch load electric current, it can interconnect, but form electrical transmission on the armature position that is limited the time via movable contact spring, magnetic coil has two contacts, it is characterized in that being provided with the 3rd contact plug, and it is connected with contact, first or second contact plug is connected with another contact again, so that conduction.
2. according to the relay of claim 1, it is characterized in that three contact plug settings in one plane.
3. according to the relay of claim 1 or 2, it is characterized in that yoke is processed into U-shaped, and two leg settings of yoke in one plane, this plane parallel is in the plane at the first and second contact plug places.
4. according to the relay of one of claim 1 to 3, it is characterized in that the 3rd contact plug is arranged between first and second contact plugs.
5. according to the relay of one of claim 1 to 4, it is characterized in that three contact plugs are made by commaterial and had identical thickness, and first and second contact plugs have the width bigger than the 3rd contact plug.
6. according to the relay of one of claim 1 to 5, it is characterized in that first, second and the 3rd contact plug and two yoke legs are fixed on toward each other on the position via pedestal.
7. according to the relay of claim 6, it is characterized in that base structure becomes injection molded.
8. according to the relay of claim 6 or 7, it is characterized in that pedestal has a substrate, it is salable relay in the bottom, directly over substrate, but an end of movable contact spring be fixed on the contact plug, but and should movable contact spring parallel with the substrate cardinal principle.
9. produce method according to the relay in aforementioned arbitrary claim, it is characterized in that, first, second and the 3rd contact plug are by the stamping parts manufacturing, contact plug is connected to each other as a stamping parts via keeper, contact plug is regulated according to the yoke of magnetic coil, yoke and contact plug are fixed to one another via pedestal, remove keeper subsequently.
10. according to the method for claim 9, it is characterized in that base structure is an injection molded.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004006710A DE102004006710A1 (en) | 2004-02-11 | 2004-02-11 | Relay and method for producing a relay |
| DE102004006710.4 | 2004-02-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1674187A true CN1674187A (en) | 2005-09-28 |
| CN100481296C CN100481296C (en) | 2009-04-22 |
Family
ID=34684001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100641548A Active CN100481296C (en) | 2004-02-11 | 2005-02-08 | Relay and process for producing a relay |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US7053738B2 (en) |
| EP (1) | EP1564772B1 (en) |
| JP (1) | JP4412729B2 (en) |
| KR (1) | KR101100494B1 (en) |
| CN (1) | CN100481296C (en) |
| AT (1) | ATE479194T1 (en) |
| DE (2) | DE102004006710A1 (en) |
| ES (1) | ES2349467T3 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101789335A (en) * | 2010-02-11 | 2010-07-28 | 宁波海锐自动化科技有限公司 | Device and method for automatically riveting movable spring assembly and yoke iron |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102856119B (en) * | 2012-07-24 | 2015-04-29 | 厦门宏发汽车电子有限公司 | Minitype heavy-current PCB (Printed Circuit Board) automobile relay |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2134889A1 (en) * | 1971-07-13 | 1973-01-25 | Kirsten Elektrotech | WARNING RELAY FOR ELECTRICAL CONTROL SYSTEMS, IN PARTICULAR FOR MOTOR VEHICLES |
| US4456896A (en) * | 1982-12-30 | 1984-06-26 | Trw Canada Limited | Low cost relay |
| US4803589A (en) | 1986-01-20 | 1989-02-07 | Siemens Aktiengesellschaft | Electromagnetic relay |
| US4734668A (en) * | 1986-05-12 | 1988-03-29 | Siemens Aktiengesellschaft | Electromagnetic relay |
| JPH01102827A (en) * | 1987-10-14 | 1989-04-20 | Fuji Electric Co Ltd | Manufacture of contact spring device for solenoid relay |
| KR910005073B1 (en) | 1988-01-26 | 1991-07-22 | 후지덴기 가부시기가이샤 | Relay driver circuit |
| DE19917338C2 (en) * | 1999-04-16 | 2002-05-08 | Tyco Electronics Logistics Ag | Electromagnetic relay and process for its manufacture |
| DE10209810B4 (en) * | 2001-03-09 | 2006-11-16 | Omron Corporation | relay |
-
2004
- 2004-02-11 DE DE102004006710A patent/DE102004006710A1/en not_active Ceased
-
2005
- 2005-02-03 KR KR1020050009857A patent/KR101100494B1/en not_active IP Right Cessation
- 2005-02-03 EP EP05002233A patent/EP1564772B1/en not_active Not-in-force
- 2005-02-03 ES ES05002233T patent/ES2349467T3/en active Active
- 2005-02-03 AT AT05002233T patent/ATE479194T1/en not_active IP Right Cessation
- 2005-02-03 DE DE602005023086T patent/DE602005023086D1/en active Active
- 2005-02-08 JP JP2005032301A patent/JP4412729B2/en not_active Expired - Fee Related
- 2005-02-08 CN CNB2005100641548A patent/CN100481296C/en active Active
- 2005-02-11 US US11/056,039 patent/US7053738B2/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101789335A (en) * | 2010-02-11 | 2010-07-28 | 宁波海锐自动化科技有限公司 | Device and method for automatically riveting movable spring assembly and yoke iron |
| CN101789335B (en) * | 2010-02-11 | 2012-09-05 | 宁波海锐自动化科技有限公司 | Device and method for automatically riveting movable spring assembly and yoke iron |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005228744A (en) | 2005-08-25 |
| ES2349467T3 (en) | 2011-01-03 |
| US7053738B2 (en) | 2006-05-30 |
| US20050190027A1 (en) | 2005-09-01 |
| CN100481296C (en) | 2009-04-22 |
| ATE479194T1 (en) | 2010-09-15 |
| EP1564772A3 (en) | 2008-01-23 |
| DE602005023086D1 (en) | 2010-10-07 |
| KR101100494B1 (en) | 2011-12-29 |
| JP4412729B2 (en) | 2010-02-10 |
| EP1564772A2 (en) | 2005-08-17 |
| DE102004006710A1 (en) | 2005-08-25 |
| EP1564772B1 (en) | 2010-08-25 |
| KR20060041628A (en) | 2006-05-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: German Bensheim Patentee after: TYCO ELECTRONICS AMP GMBH Address before: German Bensheim Patentee before: Tyco Electronics AMP GmbH |